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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula for the circumference of a circle?
💡 Hint: Think about the distance around the circle.
Question 2
Easy
How do you calculate the area of a circle?
💡 Hint: Recall how we use the radius for this calculation.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the circumference formula for a circle?
- C = πr
- C = 2πr
- C = r²
💡 Hint: Think about how to measure the distance around the circle.
Question 2
True or False: The area of a circle is calculated as \( A = \pi r^2 \).
- True
- False
💡 Hint: Remember, area involves squaring the radius.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A pool is circular with a radius of 12 m. Calculate the area of the pool and the circumference.
💡 Hint: Use the formulas for area and circumference respectively.
Question 2
A circular garden has a circumference of 31.4 meters. What is the radius of the garden? Additionally, find the area.
💡 Hint: First, you'll need to find the radius from circumference.
Challenge and get performance evaluation